<template>
    <div class="header">
        <!-- 折叠按钮 -->
        <div class="collapse-btn" @click="collapseChage">
            <i v-if="!collapse" class="el-icon-s-fold"></i>
            <i v-else class="el-icon-s-unfold"></i>
        </div>
        <div class="logo">后台管理系统</div>
        <div class="header-right">
            <div class="header-user-con">
                <!-- 全屏显示 -->
                <div class="btn-fullscreen" @click="handleFullScreen">
                    <el-tooltip effect="dark" :content="fullscreen?`取消全屏`:`全屏`" placement="bottom">
                        <i class="el-icon-rank"></i>
                    </el-tooltip>
                </div>
                <!-- 消息中心 -->
                <div class="btn-bell">
                    <el-tooltip
                        effect="dark"
                        :content="message?`有${message}条未读消息`:`消息中心`"
                        placement="bottom"
                    >
                        <router-link to="/tabs">
                            <i class="el-icon-bell"></i>
                        </router-link>
                    </el-tooltip>
                    <span class="btn-bell-badge" v-if="message"></span>
                </div>
                <!-- 用户头像 -->
                <div class="user-avator">

                    <img :src="photo" />
                </div>
                <!-- 用户名下拉菜单 -->
                <el-dropdown class="user-name" trigger="click" @command="handleCommand">
                    <span class="el-dropdown-link">
                        {{name}}
                        <i class="el-icon-caret-bottom"></i>
                    </span>
                    <el-dropdown-menu slot="dropdown">
                        <a href="https://github.com/lin-xin/vue-manage-system" target="_blank">
                            <el-dropdown-item>项目仓库</el-dropdown-item>
                        </a>
                        <el-dropdown-item divided command="empauth">实名认证</el-dropdown-item>
                        <el-dropdown-item divided command="updphoto">修改头像</el-dropdown-item>
                        <el-dropdown-item divided command="updepass">修改密码</el-dropdown-item>
                        <el-dropdown-item divided command="loginout">退出登录</el-dropdown-item>

                    </el-dropdown-menu>
                </el-dropdown>
                <!-- 编辑弹出框 -->
                <el-dialog title="编辑" :visible.sync="editVisible" width="30%">
                    <el-form ref="form" :model="form" label-width="70px">
                        <el-form-item label="新密码">
                            <el-input type='password' v-model="form.newepass" @blur='infonewepass'></el-input>
                        </el-form-item>
                        <el-form-item label="确认密码">
                            <el-input  type='password' v-model="form.qrepass" @blur='infoepass'></el-input>
                        </el-form-item>
                    </el-form>
                    <span slot="footer" class="dialog-footer">
                <el-button @click="editVisible = false">取 消</el-button>
                <el-button type="primary" @click="submit">确 定</el-button>
            </span>
                </el-dialog>
            </div>
        </div>
    </div>
</template>
<script>
import bus from '../common/bus';
export default {
    data() {
        return {
            editVisible:false,
            form:[],
            collapse: false,
            fullscreen: false,
            name11: '',
            message: 2,
            photo:require('../../assets/img/'+sessionStorage.getItem('photo'))
        };
    },
    methods: {
        //密码校验
        infonewepass(){
            if(this.form.newepass==sessionStorage.getItem('epass')||this.form.newepass==undefined){
                this.$message.error('新密码不能为空且不能与原密码一致')
                return false;
            }else {
                return true;
            }
        },
        infoepass(){
          if(this.form.qrepass===this.form.newepass){
                this.$message.success('√')
              return true;
            }else {
                this.$message.error('确认密码输入错误请重新输入')
                this.form.qrepass==''
              return false;
            }
        },submit(){
            if(this.infonewepass()==true&&this.infoepass()==true){
                this.$http({
                    method:'post',
                    url:'emp/empUpdEpass',
                    params:{newepass:this.form.newepass,eusername:sessionStorage.getItem('eusername')
                        ,epass:sessionStorage.getItem('epass')
                    }
                }).then((res)=>{
                    if(res!=true){
                        this.$message.error(res)
                    }else {
                        this.$message.success('修改成功重新登陆')
                        //清空本地的信息
                        localStorage.clear()
                        this.$router.push('/login')
                    }

                })
            }else {
                this.$message.error('密码不满足条件')
            }

        },
        // 用户名下拉菜单选择事件
        handleCommand(command) {
            if (command == 'loginout') {
                localStorage.removeItem('ms_username');
                sessionStorage.clear()
                this.$router.push('/login');
            }else if(command=='updphoto'){
                this.$router.push('/empupdphoto')
            }else if(command=='updepass'){
                this.form.epass=sessionStorage.getItem('epass');
                this.editVisible=true;
            }else if(command=='empauth'){
                this.$http({
                    method:'post',
                    url:'emp/selectEmpByEusername',
                    params:{eusername:sessionStorage.getItem('eusername')}
                }).then((res)=>{
                    if(res==true){
                        this.$router.push({path:'/empauth',query: {eusername:sessionStorage.getItem('eusername')}})
                    }else {
                        this.$message.success('已经认证成功.')
                    }
                })
            }
        },
        // 侧边栏折叠
        collapseChage() {
            this.collapse = !this.collapse;
            bus.$emit('collapse', this.collapse);
        },
        // 全屏事件
        handleFullScreen() {
            let element = document.documentElement;
            if (this.fullscreen) {
                if (document.exitFullscreen) {
                    document.exitFullscreen();
                } else if (document.webkitCancelFullScreen) {
                    document.webkitCancelFullScreen();
                } else if (document.mozCancelFullScreen) {
                    document.mozCancelFullScreen();
                } else if (document.msExitFullscreen) {
                    document.msExitFullscreen();
                }
            } else {
                if (element.requestFullscreen) {
                    element.requestFullscreen();
                } else if (element.webkitRequestFullScreen) {
                    element.webkitRequestFullScreen();
                } else if (element.mozRequestFullScreen) {
                    element.mozRequestFullScreen();
                } else if (element.msRequestFullscreen) {
                    // IE11
                    element.msRequestFullscreen();
                }
            }
            this.fullscreen = !this.fullscreen;
        }
    },
    mounted() {
        if (document.body.clientWidth < 1500) {
            this.collapseChage();
        }
    },created() {
        this.name=sessionStorage.getItem('eusername')
        this.str= require(sessionStorage.getItem('photo'))
        this.$message(this.str)
    }
};
</script>
<style scoped>
.header {
    position: relative;
    box-sizing: border-box;
    width: 100%;
    height: 70px;
    font-size: 22px;
    color: #fff;
}
.collapse-btn {
    float: left;
    padding: 0 21px;
    cursor: pointer;
    line-height: 70px;
}
.header .logo {
    float: left;
    width: 250px;
    line-height: 70px;
}
.header-right {
    float: right;
    padding-right: 50px;
}
.header-user-con {
    display: flex;
    height: 70px;
    align-items: center;
}
.btn-fullscreen {
    transform: rotate(45deg);
    margin-right: 5px;
    font-size: 24px;
}
.btn-bell,
.btn-fullscreen {
    position: relative;
    width: 30px;
    height: 30px;
    text-align: center;
    border-radius: 15px;
    cursor: pointer;
}
.btn-bell-badge {
    position: absolute;
    right: 0;
    top: -2px;
    width: 8px;
    height: 8px;
    border-radius: 4px;
    background: #f56c6c;
    color: #fff;
}
.btn-bell .el-icon-bell {
    color: #fff;
}
.user-name {
    margin-left: 10px;
}
.user-avator {
    margin-left: 20px;
}
.user-avator img {
    display: block;
    width: 40px;
    height: 40px;
    border-radius: 50%;
}
.el-dropdown-link {
    color: #fff;
    cursor: pointer;
}
.el-dropdown-menu__item {
    text-align: center;
}
</style>
